Programming FCs (Functions) and FBs for S7 Ethernet CPs
172 SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
Parameter Declara-
tion Type Possible
Values Remarks
ID INPUT INT 1,2...16 for
S7-300
1,2...64 for
S7-400
The connection number of the connection is
specified in the parameter ID. (see
Configuration Section 4.3.1)
LADDR INPUT WORD Module base address
When you configure the CP with STEP 7
hardware configuration, the module base
address is displayed in the configuration table.
Specify this address here.
STATUS OUTPUT WORD see following
table Status code
For meaning, refer to the table below.
Condition Codes
The following table shows the STATUS code that must be evaluated by the user
program.
Table 5-5 AG_UNLOCK Condition Codes
STATUS Meaning
7000 CP is not processing a job
7001 FETCH active
7002 WRITE active
8183 FETCH/WRITE not configured for this connection
8186 ID number not in permitted range (e.g. 1...64 with S7-400 Industrial Ethernet CPs)